/* ========================================
   الألوان والمظهر
======================================== */

:root {
    color-scheme: dark;

    --bg: #071b2b;
    --surface: #0b2132;
    --surface2: #102a3c;
    --text: #f2f5f7;
    --muted: #b0beca;
    --line: rgba(255, 255, 255, 0.12);
    --accent: #a0dfdb;
    --gold: #dfbd83;
    --header: rgba(7, 27, 43, 0.96);
    --shadow: 0 12px 40px rgba(0, 0, 0, 0.15);

    --hero-image: url("assets/hero-stairs.webp");
    --hero-fade: rgba(7, 27, 43, 0);
}

html[data-theme="light"] {
    color-scheme: light;

    --bg: #f7f9f8;
    --surface: #ffffff;
    --surface2: #eaf0ef;
    --text: #173247;
    --muted: #536776;
    --line: rgba(23, 50, 71, 0.16);
    --accent: #226e70;
    --gold: #926727;
    --header: rgba(247, 249, 248, 0.96);
    --shadow: 0 12px 40px rgba(23, 50, 71, 0.08);

    --hero-image: url("assets/hero-stairs-light.webp");
    --hero-fade: rgba(247, 249, 248, 0);
}

/* ========================================
   الإعدادات العامة
======================================== */

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 110px;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: Tahoma, "Segoe UI", Arial, sans-serif;
    font-size: 15px;
    line-height: 1.95;
}

h1,
h2,
h3,
h4 {
    margin-top: 0;
    font-family: "Segoe UI", Tahoma, Arial, sans-serif;
    line-height: 1.55;
}

h2 {
    margin-bottom: 16px;
    font-size: clamp(28px, 3vw, 40px);
    font-weight: 700;
}

h3 {
    margin-bottom: 12px;
}

p {
    margin: 0 0 18px;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input {
    font: inherit;
}

button {
    cursor: pointer;
}

button,
a,
summary {
    touch-action: manipulation;
}

button,
a,
input,
summary {
    -webkit-tap-highlight-color: transparent;
}

img {
    display: block;
    max-width: 100%;
}

svg {
    display: block;
}

[hidden] {
    display: none !important;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
    outline: 3px solid var(--gold);
    outline-offset: 5px;
}

::selection {
    background: var(--accent);
    color: var(--bg);
}

main {
    max-width: 1600px;
    margin-inline: auto;
}

main > section {
    margin-inline: 5%;
    padding-block: 80px;
    border-bottom: 1px solid var(--line);
}

.muted {
    color: var(--muted);
}

.eyebrow {
    margin-bottom: 12px;
    color: var(--gold);
    font-size: 13px;
    font-weight: 600;
}

.text-link {
    display: inline-block;
    color: var(--accent);
    font-size: 14px;
}

.text-link:hover {
    text-decoration: underline;
    text-underline-offset: 6px;
}

.skip {
    position: fixed;
    top: -100px;
    right: 20px;
    z-index: 100;
    padding: 10px 20px;
    border-radius: 8px;
    background: var(--accent);
    color: var(--bg);
}

.skip:focus {
    top: 12px;
}

/* ========================================
   شريط التنقل
======================================== */

header {
    position: sticky;
    top: 0;
    z-index: 30;
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 20px 4%;
    border-bottom: 1px solid var(--line);
    background: var(--header);
    backdrop-filter: blur(18px);
}

header .identity {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    margin-inline-end: auto;
    padding: 0;
    border: 0;
}

.university-logo {
    display: block;
    width: 250px;
    max-width: 100%;
    height: auto;
    padding: 0;
    border-radius: 0;
    background: transparent;
    filter: brightness(0) invert(1);
}

html[data-theme="light"] .university-logo {
    filter: none;
}

nav {
    display: flex;
    align-items: center;
    gap: 20px;
}

nav a {
    position: relative;
    font-size: 13px;
    white-space: nowrap;
}

nav a:hover,
nav a.active {
    color: var(--accent);
}

nav a.active::after {
    position: absolute;
    right: 0;
    bottom: -17px;
    left: 0;
    height: 2px;
    background: var(--gold);
    content: "";
}

#menu {
    display: none;
    flex-shrink: 0;
    padding: 4px 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text);
    font-size: 22px;
}

/* زر المظهر */

#theme {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    gap: 8px;
    min-width: 88px;
    padding: 7px 16px;
    border: 1px solid var(--gold);
    border-radius: 24px;
    background: linear-gradient(
        135deg,
        rgba(223, 189, 131, 0.16),
        var(--surface)
    );
    color: var(--gold);
    box-shadow:
        inset 0 0 0 1px rgba(223, 189, 131, 0.08),
        0 3px 16px rgba(223, 189, 131, 0.12);
    transition: box-shadow 0.25s, transform 0.25s;
}

#theme span {
    font-size: 21px;
}

#theme small {
    color: var(--gold);
    font-size: 11px;
    font-weight: 700;
}

#theme:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 22px rgba(223, 189, 131, 0.25);
}

/* ========================================
   الشعارات الرسمية
======================================== */

main > .official-identities {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    align-items: stretch;
    gap: 24px;
    padding-block: 28px;
}

.official-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 0;
    padding: 24px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--surface);
}

.official-logo img {
    width: 100%;
    height: 160px;
    object-fit: contain;
    object-position: center;
}

.official-logo-forum img {
    max-width: 560px;
}

.official-logo-academic img {
    max-width: 330px;
}

.theme-logo-light {
    display: none;
}

html[data-theme="light"] .theme-logo-dark {
    display: none;
}

html[data-theme="light"] .theme-logo-light {
    display: block;
}

/* ========================================
   الواجهة الرئيسية
======================================== */

main > .hero {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 590px;
    margin: 0;
    padding: 65px 6% 60px;
    overflow: hidden;
    background-image:
        linear-gradient(
            270deg,
            var(--bg) 0%,
            var(--bg) 20%,
            var(--hero-fade) 66%
        ),
        var(--hero-image);
    background-repeat: no-repeat;
    background-position: center, left center;
    background-size: cover, 72% auto;
}

.hero-copy {
    position: relative;
    z-index: 2;
    width: 55%;
}

.edition {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    padding: 7px 18px;
    border: 1px solid var(--gold);
    border-radius: 6px;
    background: var(--surface);
    color: var(--gold);
    font-size: 12px;
    font-weight: 600;
}

.hero h1 {
    margin: 0 0 20px;
    font-size: clamp(42px, 4.5vw, 70px);
    font-weight: 700;
    line-height: 1.45;
}

.hero em {
    color: var(--accent);
    font-style: normal;
}

.hero-title {
    margin-bottom: 18px;
    font-size: clamp(17px, 1.7vw, 25px);
}

.event-date {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--muted);
    font-size: 18px;
}

.event-date > span:first-child {
    color: var(--gold);
    font-size: 28px;
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 28px;
}

.button,
.outline {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 12px 23px;
    border: 1px solid var(--line);
    border-radius: 9px;
    font-size: 14px;
    font-weight: 600;
    transition: transform 0.2s, box-shadow 0.2s;
}

.button {
    border-color: var(--accent);
    background: var(--accent);
    color: var(--bg);
}

.outline {
    border-color: var(--muted);
    background: transparent;
    color: var(--text);
}

.button:hover,
.outline:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.button span,
.outline span {
    font-size: 22px;
}

.hero-caption {
    position: absolute;
    bottom: 35px;
    left: 6%;
    display: grid;
    gap: 12px;
    color: var(--muted);
    font-size: 12px;
}

.hero-caption span {
    width: 45px;
    height: 1px;
    background: var(--gold);
}

/* ========================================
   الإحصاءات
======================================== */

.metrics {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding: 34px 5%;
    border-block: 1px solid var(--line);
    background: linear-gradient(
        110deg,
        var(--surface),
        var(--bg)
    );
}

.metrics > div {
    display: grid;
    grid-template-columns: auto auto;
    justify-content: center;
    column-gap: 16px;
    padding-inline: 20px;
    border-inline-end: 1px solid var(--line);
    text-align: center;
}

.metrics > div:last-child {
    border: 0;
}

.metric-icon {
    grid-row: span 2;
    align-self: center;
    color: var(--gold);
}

.metric-icon svg {
    width: 36px;
    height: 36px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.3;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.metrics b {
    font-size: 36px;
    font-weight: 500;
    line-height: 1.25;
}

.metrics strong {
    font-size: 16px;
    font-weight: 500;
}

.metrics small {
    grid-column: span 2;
    margin-top: 10px;
    color: var(--muted);
    font-size: 12px;
}

/* ========================================
   المسارات
======================================== */

.center-heading {
    margin-bottom: 35px;
    text-align: center;
}

.center-heading p {
    color: var(--muted);
}

.journey-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.journey-card {
    position: relative;
    display: flex;
    align-items: center;
    gap: 16px;
    min-height: 185px;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--surface);
    transition: transform 0.2s, border-color 0.2s;
}

.journey-card:hover {
    transform: translateY(-5px);
    border-color: var(--gold);
}

.journey-art {
    align-self: stretch;
    flex: 0 0 29%;
    min-width: 65px;
    background-image: var(--hero-image);
    background-repeat: no-repeat;
    background-size: auto 220%;
}

.art-one {
    background-position: 15% 65%;
}

.art-two {
    background-position: 48% 45%;
}

.art-three {
    background-image: url("assets/computer-track.png");
    background-size: cover;
    background-position: center;
}

.journey-card > div:nth-child(2) {
    position: relative;
    z-index: 1;
    padding-block: 22px;
    padding-inline-end: 12px;
}

.number {
    display: block;
    margin-bottom: 6px;
    color: var(--gold);
    font-family: Georgia, serif;
    font-size: 27px;
    line-height: 1.2;
}

.journey-card h3 {
    margin-bottom: 7px;
    font-size: 21px;
}

.journey-card p {
    margin: 0;
    color: var(--muted);
    font-size: 12px;
}

.round-arrow {
    position: absolute;
    bottom: 13px;
    left: 13px;
    display: grid;
    place-items: center;
    width: 28px;
    height: 28px;
    border: 1px solid var(--line);
    border-radius: 50%;
    color: var(--accent);
    font-size: 16px;
}

.exhibition-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-top: 24px;
    padding: 23px 28px;
    border: 1px solid var(--line);
    border-inline-start: 3px solid var(--gold);
    border-radius: 12px;
    background: var(--surface);
    transition: border-color 0.2s;
}

.exhibition-link:hover {
    border-color: var(--gold);
}

.exhibition-link strong,
.exhibition-link small {
    display: block;
}

.exhibition-link strong {
    font-size: 19px;
}

.exhibition-link small {
    color: var(--muted);
    font-size: 12px;
}

.exhibition-link > span:last-child {
    color: var(--accent);
    font-size: 14px;
}

/* ========================================
   نبذة الملتقى
======================================== */

main > .about {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    align-items: center;
    gap: 45px;
    margin-block: 35px;
    padding: 40px;
    border: 1px solid var(--line);
    border-inline-start: 4px solid var(--gold);
    border-radius: 18px;
    background: var(--surface);
}

.about h2 {
    margin-bottom: 0;
    font-size: clamp(27px, 3vw, 38px);
}

.about p {
    margin: 0;
    color: var(--muted);
    font-size: 16px;
    line-height: 2.2;
}

.about .official-brand {
    display: none;
}

/* ========================================
   البرنامج الزمني
======================================== */

.section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 28px;
}

.section-head h2 {
    margin-bottom: 0;
}

.section-head > span {
    color: var(--muted);
    font-size: 14px;
}

.day-tabs {
    display: flex;
    gap: 10px;
    padding: 5px 3px 14px;
    overflow-x: auto;
}

.day-tabs button {
    flex: 1;
    min-width: 130px;
    padding: 15px 18px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--surface);
    color: var(--muted);
    font-size: 14px;
}

.day-tabs button b {
    font-size: 16px;
}

.day-tabs button[aria-selected="true"] {
    border-color: var(--accent);
    background: var(--accent);
    color: var(--bg);
}

.agenda {
    margin-top: 12px;
    padding: 30px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--surface);
}

.agenda h3 {
    font-size: 25px;
}

.agenda-row {
    display: grid;
    grid-template-columns: 170px 1fr;
    align-items: start;
    gap: 24px;
    padding-block: 16px;
    border-bottom: 1px solid var(--line);
}

.agenda-row:last-of-type {
    border-bottom: 0;
}

.agenda-row time {
    direction: ltr;
    color: var(--gold);
    font-family: "Segoe UI", Arial, sans-serif;
    font-size: 14px;
    text-align: right;
}

.agenda .button {
    margin-top: 22px;
}

/* ========================================
   البحث والورش
======================================== */

.workshop-tools {
    margin: 25px 0 10px;
}

.workshop-tools label {
    display: block;
    color: var(--muted);
    font-size: 14px;
}

.workshop-tools input {
    display: block;
    width: 100%;
    margin-top: 8px;
    padding: 14px 17px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--surface);
    color: var(--text);
}

.workshop-tools input::placeholder {
    color: var(--muted);
    opacity: 0.85;
}

#workshop-results {
    min-height: 26px;
    margin-block: 12px 24px;
    color: var(--muted);
    font-size: 13px;
}

.track {
    padding-block: 30px;
    scroll-margin-top: 110px;
}

.track + .track {
    border-top: 1px solid var(--line);
}

.track-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 24px;
}

.track-head h3 {
    margin: 7px 0 0;
    color: var(--text);
    font-size: 29px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.card {
    min-width: 0;
    padding: 26px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--surface);
}

.card > h3 {
    margin-bottom: 20px;
    font-size: 22px;
}

/* صور المتحدثين */

.person {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 23px;
}

.person > div {
    min-width: 0;
}

.person .speaker-portrait {
    display: block;
    flex: 0 0 96px;
    width: 96px;
    height: 112px;
    padding: 4px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: var(--surface2);
    object-fit: contain;
    object-position: center;
}

.person .speaker-portrait.is-placeholder {
    padding: 0;
}

.person h4 {
    margin: 0 0 6px;
    font-size: 16px;
}

.person small {
    display: block;
    color: var(--muted);
    font-size: 11px;
    line-height: 1.8;
}

.slot {
    display: inline-block;
    margin-bottom: 13px;
    padding: 4px 10px;
    border: 1px solid var(--line);
    border-radius: 6px;
    color: var(--gold);
    font-size: 12px;
}

details {
    border-top: 1px solid var(--line);
}

summary {
    position: relative;
    padding: 13px 0;
    color: var(--accent);
    font-size: 13px;
    cursor: pointer;
}

details[open] > summary {
    color: var(--gold);
}

details p {
    margin-bottom: 18px;
    color: var(--muted);
    font-size: 13px;
    line-height: 2;
    overflow-wrap: anywhere;
    white-space: pre-line;
}

.registration {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-top: 22px;
}

.qr {
    width: 90px;
    height: 90px;
    padding: 5px;
    border-radius: 8px;
    background: #ffffff;
    object-fit: contain;
}

.registration p {
    margin: 0;
    color: var(--muted);
    font-size: 12px;
}

/* ========================================
   الجلسة الحوارية
======================================== */

main > .panel-section {
    margin-top: 40px;
    padding: 45px;
    border: 1px solid var(--line);
    border-radius: 20px;
    background:
        radial-gradient(
            circle at top left,
            rgba(160, 223, 219, 0.07),
            transparent 55%
        ),
        var(--surface2);
}

.panel-section > h2 {
    font-size: clamp(28px, 3.2vw, 44px);
}

.panel-section > p {
    max-width: 900px;
    color: var(--muted);
}

.panel-section .grid {
    margin-block: 28px;
}

.axes {
    margin-bottom: 22px;
}

.axes summary {
    font-size: 15px;
}

.axes ul {
    margin-top: 0;
    padding-inline-start: 24px;
    color: var(--muted);
    font-size: 14px;
}

.axes li {
    margin-bottom: 10px;
}

/* بطاقة مقدم الجلسة الحوارية (إضافة مستقلة) */
.panel-moderator {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 22px 26px;
    margin-top: 24px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--surface2);
}

.panel-moderator-photo {
    flex: 0 0 118px;
    width: 118px;
    height: 118px;
    object-fit: cover;
    border-radius: 50%;
    border: 2px solid var(--accent);
}

.panel-moderator-info { min-width: 0; }
.panel-moderator-label { color: var(--accent); font-weight: 700; font-size: 14px; }
.panel-moderator-info h3 { margin: 8px 0; font-size: 21px; }
.panel-moderator-info p { margin: 5px 0; color: var(--muted); font-size: 14px; }

@media (max-width: 600px) {
    .panel-moderator { flex-direction: column; text-align: center; padding: 20px 14px; gap: 12px; }
    .panel-moderator-photo { flex-basis: 108px; width: 108px; height: 108px; }
    .panel-moderator-info h3 { font-size: 18px; }
}

/* ========================================
   معرض التدريب
======================================== */

.location {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 22px;
    padding: 20px 24px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: var(--surface2);
}

.location b {
    color: var(--accent);
}

.location span {
    color: var(--muted);
    font-size: 13px;
}

#partners > p {
    color: var(--muted);
}

.org-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    margin-top: 28px;
}

.org {
    min-width: 0;
    padding: 22px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--surface);
    transition: transform 0.2s, border-color 0.2s;
}

.org:hover {
    transform: translateY(-4px);
    border-color: var(--gold);
}

.org img {
    width: 100%;
    height: 100px;
    margin-bottom: 18px;
    padding: 12px;
    border-radius: 8px;
    background: #ffffff;
    object-fit: contain;
}

.org h3 {
    font-size: 15px;
    line-height: 1.8;
}

.org details p {
    font-size: 12px;
}

/* ========================================
   بطاقات الإعلانات
======================================== */

.downloads {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 22px;
}

.downloads > div {
    width: 100%;
    margin-inline-end: auto;
}

.downloads h2 {
    margin-bottom: 0;
}

.downloads .outline {
    flex: 1 1 240px;
    min-height: 100px;
    padding: 24px;
    border: 1px solid var(--line);
    border-inline-start: 3px solid var(--gold);
    border-radius: 14px;
    background:
        radial-gradient(
            circle at top left,
            rgba(223, 189, 131, 0.12),
            transparent 70%
        ),
        var(--surface);
    color: var(--text);
    font-size: 17px;
}

.downloads .outline:hover {
    border-color: var(--gold);
}

/* ========================================
   نافذة الإعلانات
======================================== */

.announcement-dialog {
    width: min(1000px, 94vw);
    max-height: 92dvh;
    margin: auto;
    padding: 0;
    overflow: auto;
    border: 1px solid var(--gold);
    border-radius: 18px;
    background: var(--bg);
    color: var(--text);
    box-shadow: 0 25px 90px rgba(0, 0, 0, 0.45);
}

.announcement-dialog::backdrop {
    background: rgba(2, 10, 18, 0.8);
    backdrop-filter: blur(8px);
}

.announcement-dialog[open] {
    animation: announcement-enter 0.25s ease-out;
}

.announcement-toolbar {
    position: sticky;
    top: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--line);
    background: var(--surface);
}

.announcement-title {
    margin: 0;
    font-size: 18px;
}

.announcement-controls {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.announcement-controls button,
.announcement-controls a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    min-height: 40px;
    padding: 6px 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface2);
    color: var(--text);
    font: inherit;
    font-size: 13px;
    cursor: pointer;
}

.announcement-controls button:hover,
.announcement-controls a:hover {
    border-color: var(--gold);
    color: var(--gold);
}

.announcement-controls button:disabled {
    opacity: 0.35;
    cursor: default;
}

.announcement-stage {
    direction: ltr;
    height: 65dvh;
    padding: 18px;
    overflow: auto;
    background: var(--bg);
}

.announcement-image {
    display: block;
    width: auto;
    max-width: none;
    height: auto;
    margin-inline: auto;
    border-radius: 6px;
    object-fit: contain;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.announcement-status {
    margin: 0;
    padding: 10px 18px;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: 12px;
    text-align: center;
}

@keyframes announcement-enter {
    from {
        opacity: 0;
        transform: translateY(14px) scale(0.98);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ========================================
   التواصل
======================================== */

.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 16px;
    min-width: 0;
    padding: 26px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--surface);
    transition: border-color 0.2s, transform 0.2s;
}

.contact-card:hover {
    transform: translateY(-3px);
    border-color: var(--gold);
}

.contact-card > span:nth-child(2) {
    min-width: 0;
}

.contact-card strong {
    display: block;
    font-size: 15px;
}

.contact-email {
    display: block;
    width: fit-content;
    margin-top: 8px;
    color: var(--accent);
    font-family: "Segoe UI", Arial, sans-serif;
    font-size: 14px;
    overflow-wrap: anywhere;
}

.contact-symbol {
    flex-shrink: 0;
    color: var(--gold);
    font-size: 30px;
}

.contact-arrow {
    margin-inline-start: auto;
    color: var(--gold);
}

/* ========================================
   التذييل والعودة للأعلى
======================================== */

.back-top {
    position: fixed;
    bottom: 24px;
    left: 24px;
    z-index: 25;
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border: 1px solid var(--line);
    border-radius: 50%;
    background: var(--surface2);
    color: var(--accent);
    box-shadow: var(--shadow);
}

footer {
    padding: 40px 5%;
    text-align: center;
}

footer b {
    font-size: 15px;
}

footer p {
    margin: 10px 0 4px;
    color: var(--muted);
    font-size: 13px;
}

footer small {
    color: var(--muted);
    font-size: 11px;
}

/* ========================================
   الشاشات المتوسطة
======================================== */

@media (max-width: 1100px) {
    header {
        gap: 16px;
    }

    .university-logo {
        width: 220px;
    }

    nav {
        gap: 13px;
    }

    nav a {
        font-size: 11px;
    }

    .journey-card h3 {
        font-size: 18px;
    }

    .journey-card p {
        font-size: 11px;
    }

    .card {
        padding: 20px;
    }

    .person {
        gap: 12px;
    }

    .person .speaker-portrait {
        flex-basis: 84px;
        width: 84px;
        height: 100px;
    }
}

/* ========================================
   الأجهزة اللوحية
======================================== */

@media (max-width: 900px) {
    html {
        scroll-padding-top: 95px;
    }

    header {
        gap: 14px;
        padding: 15px 4%;
    }

    #menu {
        display: block;
    }

    nav {
        position: absolute;
        top: 100%;
        right: 0;
        left: 0;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 12px 5%;
        border-bottom: 1px solid var(--line);
        background: var(--bg);
        box-shadow: var(--shadow);
    }

    nav.open {
        display: flex;
    }

    nav a {
        padding: 12px;
        font-size: 14px;
    }

    nav a.active::after {
        display: none;
    }

    nav a.active {
        border-radius: 7px;
        background: var(--surface2);
    }

    main > .hero {
        min-height: 530px;
        background-size: cover, 90% auto;
    }

    .hero-copy {
        width: 65%;
    }

    .hero h1 {
        font-size: 48px;
    }

    .hero-title {
        font-size: 19px;
    }

    .metrics > div {
        padding-inline: 12px;
    }

    .metrics small {
        font-size: 10px;
    }

    .journey-grid {
        gap: 12px;
    }

    .journey-card {
        gap: 10px;
        min-height: 170px;
    }

    .journey-art {
        flex-basis: 24%;
        min-width: 45px;
    }

    .journey-card h3 {
        font-size: 16px;
    }

    .journey-card p {
        font-size: 10px;
    }

    .grid {
        grid-template-columns: 1fr;
    }

    .card {
        padding: 26px;
    }

    .person .speaker-portrait {
        flex-basis: 96px;
        width: 96px;
        height: 112px;
    }

    .org-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 700px) {
    main > .official-identities {
        grid-template-columns: 1fr;
        gap: 14px;
        padding-block: 22px;
    }

    .official-logo {
        padding: 22px;
    }

    .official-logo-forum img {
        height: 110px;
    }

    .official-logo-academic img {
        height: 145px;
    }

    main > .about {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 25px;
    }

    .about p {
        font-size: 14px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .contact-card {
        padding: 22px;
    }
}

/* ========================================
   الجوال
======================================== */

@media (max-width: 600px) {
    html {
        scroll-padding-top: 85px;
    }

    body {
        font-size: 14px;
    }

    header {
        gap: 9px;
    }

    header .identity {
        flex: 1;
        min-width: 0;
    }

    .university-logo {
        width: 210px;
    }

    #menu {
        padding: 3px 9px;
        font-size: 20px;
    }

    #theme {
        gap: 5px;
    }

    #theme span {
        font-size: 18px;
    }

    #theme small {
        font-size: 10px;
    }

    main > section {
        padding-block: 48px;
    }

    main > .hero {
        display: block;
        min-height: 740px;
        padding: 40px 6% 340px;
        background-image:
            linear-gradient(
                180deg,
                var(--bg) 0%,
                var(--bg) 43%,
                var(--hero-fade) 74%
            ),
            var(--hero-image);
        background-position: center, center bottom;
        background-size: cover, 115% auto;
    }

    .hero-copy {
        width: 100%;
        text-align: center;
    }

    .edition {
        gap: 8px;
        padding: 6px 12px;
        font-size: 10px;
    }

    .hero h1 {
        font-size: 42px;
    }

    .hero-title {
        font-size: 17px;
    }

    .event-date {
        justify-content: center;
        font-size: 16px;
    }

    .actions {
        justify-content: center;
        gap: 12px;
        margin-top: 22px;
    }

    .button,
    .outline {
        gap: 14px;
        padding: 10px 16px;
        font-size: 12px;
    }

    .hero-caption {
        bottom: 20px;
        font-size: 10px;
    }

    .metrics {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        row-gap: 28px;
        padding: 28px 5%;
    }

    .metrics > div:nth-child(2) {
        border: 0;
    }

    .metrics b {
        font-size: 31px;
    }

    .metrics strong {
        font-size: 14px;
    }

    .metric-icon svg {
        width: 31px;
        height: 31px;
    }

    .center-heading p {
        font-size: 12px;
    }

    .journey-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .journey-card {
        gap: 23px;
        min-height: 135px;
    }

    .journey-art {
        flex-basis: 28%;
    }

    .journey-card h3 {
        font-size: 21px;
    }

    .journey-card p {
        font-size: 12px;
    }

    .round-arrow {
        bottom: 18px;
        left: 18px;
    }

    .exhibition-link {
        flex-direction: column;
        align-items: start;
        gap: 12px;
        padding: 20px;
    }

    .exhibition-link > span:last-child {
        font-size: 12px;
    }

    .section-head {
        flex-wrap: wrap;
        align-items: start;
        gap: 12px;
    }

    .section-head > span {
        font-size: 12px;
    }

    .day-tabs button {
        min-width: 115px;
        padding: 12px;
        font-size: 12px;
    }

    .day-tabs button b {
        font-size: 14px;
    }

    .agenda {
        padding: 20px;
    }

    .agenda h3 {
        font-size: 21px;
    }

    .agenda-row {
        grid-template-columns: 105px 1fr;
        gap: 12px;
        font-size: 12px;
    }

    .agenda-row time {
        font-size: 11px;
    }

    .track {
        padding-block: 24px;
    }

    .track-head {
        flex-wrap: wrap;
        gap: 12px;
    }

    .track-head h3 {
        font-size: 25px;
    }

    .track-head .eyebrow {
        font-size: 11px;
    }

    .card {
        padding: 22px;
    }

    .card > h3 {
        font-size: 21px;
    }

    .person .speaker-portrait {
        flex-basis: 84px;
        width: 84px;
        height: 100px;
    }

    .person h4 {
        font-size: 15px;
    }

    main > .panel-section {
        margin-top: 25px;
        padding: 25px;
    }

    .panel-section > h2 {
        font-size: 27px;
    }

    .panel-section > p,
    .axes ul {
        font-size: 13px;
    }

    .location {
        flex-direction: column;
        align-items: start;
        gap: 6px;
        padding: 18px;
    }

    .location span {
        font-size: 12px;
    }

    .org-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 12px;
    }

    .org {
        padding: 14px;
    }

    .org img {
        height: 75px;
        padding: 8px;
    }

    .org h3,
    .org summary {
        font-size: 12px;
    }

    .downloads {
        gap: 14px;
    }

    .downloads .outline {
        min-height: 85px;
        font-size: 15px;
    }

    .announcement-toolbar {
        padding: 12px;
    }

    .announcement-title {
        width: 100%;
        font-size: 16px;
    }

    .announcement-controls {
        width: 100%;
        justify-content: space-between;
    }

    .announcement-stage {
        height: 58dvh;
        padding: 12px;
    }

    .contact-card strong {
        font-size: 14px;
    }

    .contact-email {
        font-size: 13px;
    }

    .back-top {
        bottom: 15px;
        left: 15px;
        width: 35px;
        height: 35px;
    }

    footer b {
        font-size: 13px;
    }

    footer p {
        font-size: 11px;
    }
}

@media (max-width: 380px) {
    .hero h1 {
        font-size: 36px;
    }

    .edition {
        font-size: 9px;
    }

    .actions {
        gap: 9px;
    }

    .button,
    .outline {
        padding-inline: 12px;
        font-size: 11px;
    }
}

/* ========================================
   تقليل الحركة حسب إعداد الجهاز
======================================== */

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        transition: none !important;
        animation: none !important;
    }

    .journey-card:hover,
    .org:hover,
    .button:hover,
    .outline:hover,
    .contact-card:hover,
    #theme:hover {
        transform: none;
    }
}
/* ========================================
   المحاضرون — دوائر بإطار مزدوج
   ======================================== */

.person {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    text-align: center;
    margin-bottom: 24px;
}

.person .speaker-portrait {
    display: block;
    flex: none;

    width: 148px;
    height: 148px;
    box-sizing: border-box;

    padding: 10px;
    margin: 0;

    object-fit: contain;
    object-position: center;

    border: 1px solid var(--gold);
    border-radius: 50%;

    outline: 1px solid var(--accent);
    outline-offset: 5px;

    background:
        radial-gradient(
            circle,
            rgba(160, 223, 219, 0.09),
            transparent 75%
        ),
        var(--surface);

    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.1);

    transition:
        transform 250ms ease,
        box-shadow 250ms ease;
}

.person .speaker-portrait.is-placeholder {
    padding: 10px;
}

.person > div {
    width: 100%;
    min-width: 0;
}

.person h4 {
    margin: 0 0 6px;
    color: var(--text);
    font-size: 16px;
    line-height: 1.8;
}

.person small {
    display: block;
    color: var(--muted);
    font-size: 12px;
    line-height: 1.9;
}

.card:hover .speaker-portrait {
    transform: translateY(-3px);

    box-shadow:
        0 10px 26px rgba(0, 0, 0, 0.12),
        0 0 18px rgba(160, 223, 219, 0.08);
}

/* ========================================
   الجهات المشاركة — دوائر ومدارات
   ======================================== */

#organizations.org-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    align-items: start;
    gap: 40px 28px;
    padding-block: 24px;
}

#organizations .org {
    position: relative;
    isolation: isolate;

    display: flex;
    flex-direction: column;
    align-items: center;

    min-width: 0;
    height: auto;

    padding: 18px 12px;
    overflow: visible;

    text-align: center;

    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;

    transition: none;
}

/* المدار الخارجي المفتوح */

#organizations .org::before {
    content: "";

    position: absolute;
    top: 10px;
    left: 50%;

    width: 166px;
    height: 166px;

    box-sizing: border-box;

    border: 1px solid var(--gold);
    border-left-color: transparent;
    border-right-color: transparent;
    border-radius: 50%;

    transform: translateX(-50%) rotate(-25deg);

    pointer-events: none;

    transition: transform 350ms ease;
}

/* نقطة ذهبية على المدار */

#organizations .org::after {
    content: "";

    position: absolute;
    top: 19px;
    left: calc(50% + 39px);

    width: 6px;
    height: 6px;

    border: 0;
    border-radius: 50%;

    background: var(--gold);
    box-shadow: 0 0 8px rgba(223, 189, 131, 0.35);

    pointer-events: none;
}

/* الشعار داخل الدائرة */

#organizations .org > img {
    display: block;
    flex: none;

    width: 150px;
    max-width: none;
    height: 150px;

    box-sizing: border-box;

    margin: 0 0 24px;
    padding: 24px;

    object-fit: contain;
    object-position: center;

    border: 1px solid var(--line);
    border-radius: 50%;

    background:
        radial-gradient(
            circle at 35% 25%,
            rgba(160, 223, 219, 0.12),
            transparent 65%
        ),
        var(--surface);

    filter: none;

    box-shadow:
        inset 0 1px 10px rgba(255, 255, 255, 0.04),
        0 8px 24px rgba(0, 0, 0, 0.1);

    transition:
        transform 250ms ease,
        border-color 250ms ease;
}

#organizations .org > h3 {
    width: 100%;
    margin: 0;

    color: var(--text);

    font-size: 13px;
    font-weight: 600;
    line-height: 1.9;

    overflow-wrap: anywhere;
}

/* نبذة الجهة */

#organizations .org > details {
    width: 100%;
    margin-top: 14px;
    padding-top: 10px;

    text-align: start;

    border-top: 1px solid var(--line);
}

#organizations .org > details > summary {
    color: var(--muted);
    font-size: 12px;
    text-align: center;
    cursor: pointer;
}

#organizations .org > details > p {
    margin: 10px 0 0;

    color: var(--muted);

    font-size: 12px;
    line-height: 2;
}

/* التفاعل */

#organizations .org:hover,
#organizations .org:focus-within {
    transform: none;
    background: transparent;
    box-shadow: none;
}

#organizations .org:hover > img,
#organizations .org:focus-within > img {
    transform: translateY(-2px);
    border-color: var(--accent);
}

#organizations .org:hover::before,
#organizations .org:focus-within::before {
    transform: translateX(-50%) rotate(15deg);
}

/* الثيم الفاتح */

[data-theme="light"] .person .speaker-portrait {
    background: var(--surface);
    box-shadow: 0 8px 22px rgba(23, 50, 71, 0.07);
}

[data-theme="light"] #organizations .org > img {
    background:
        radial-gradient(
            circle at 35% 25%,
            rgba(34, 110, 112, 0.07),
            transparent 65%
        ),
        var(--surface);

    box-shadow: 0 8px 24px rgba(23, 50, 71, 0.07);
}

/* الشاشات الصغيرة */

@media (max-width: 1100px) {
    #organizations.org-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 32px 20px;
    }
}

@media (max-width: 700px) {
    #organizations.org-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 28px 12px;
    }

    #organizations .org {
        padding-inline: 5px;
    }

    #organizations .org > img {
        width: 124px;
        height: 124px;
        padding: 20px;
    }

    #organizations .org::before {
        width: 140px;
        height: 140px;
    }

    #organizations .org::after {
        top: 17px;
        left: calc(50% + 31px);
    }

    #organizations .org > h3 {
        font-size: 12px;
    }
}

@media (max-width: 600px) {
    .person .speaker-portrait {
        width: 132px;
        height: 132px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .person .speaker-portrait,
    #organizations .org > img,
    #organizations .org::before {
        transition: none;
    }

    .card:hover .speaker-portrait,
    #organizations .org:hover > img,
    #organizations .org:focus-within > img {
        transform: none;
    }

    #organizations .org:hover::before,
    #organizations .org:focus-within::before {
        transform: translateX(-50%) rotate(-25deg);
    }
}
/* تعبئة صور المحاضرين داخل الدائرة */

.person .speaker-portrait {
    padding: 0;
    object-fit: cover;
    object-position: center 20%;
}

.person .speaker-portrait.is-placeholder {
    padding: 0;
    object-fit: cover;
    object-position: center;
}
/* شعار الوكالة في الشريط العلوي */

.identity .university-logo {
    width: 135px;
    height: 76px;
    max-width: 100%;
    object-fit: contain;
    filter: none;
}

/* شعار الملتقى وحده بعرض المساحة */

.official-identities {
    grid-template-columns: minmax(0, 1fr);
}

.official-logo-forum {
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
    padding: 24px 32px;
}

.official-logo-forum img {
    width: 100%;
    max-width: 900px;
    height: auto;
    max-height: none;
    margin-inline: auto;
    object-fit: contain;
}

@media (max-width: 600px) {
    .identity .university-logo {
        width: 100px;
        height: 64px;
    }

    .official-logo-forum {
        padding: 20px 14px;
    }

    .official-logo-forum img {
        height: auto;
    }
}
/* تكبير شعار الوكالة في الشريط العلوي */

.identity .university-logo {
    width: 190px;
    height: 110px;
    object-fit: contain;
    filter: none;
}

/* تقليل الفراغ وربط شعار الملتقى بالقسم التالي */

section.official-identities {
    display: block;
    padding-block: 20px 0;
    margin-bottom: 0;
}

.official-identities .official-logo-forum {
    display: block;
    width: 100%;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

.official-identities .official-logo-forum img {
    width: 100%;
    max-width: none;
    height: auto;
    max-height: none;
    margin: 0;
    object-fit: contain;
}

.official-identities + .hero {
    margin-top: 0;
}

@media (max-width: 900px) {
    .identity .university-logo {
        width: 160px;
        height: 95px;
    }
}

@media (max-width: 600px) {
    .identity .university-logo {
        width: 135px;
        height: 82px;
    }

    section.official-identities {
        padding-top: 12px;
    }
}
.hero .edition {
    border: none;
    background: transparent;
    box-shadow: none;
    padding: 0;
}

.hero h1 {
    font-size: clamp(32px, 4vw, 56px);
    line-height: 1.5;
}

@media (max-width: 600px) {
    .hero h1 {
        font-size: clamp(28px, 7vw, 36px);
    }
}

/* إعلانات الملتقى موزعة حسب اليوم — إضافات فقط دون تغيير الأنماط القديمة */
.downloads .daily-announcement-intro {margin: 12px 0 0; color: var(--muted, #b2c9d2); line-height: 1.9; font-size: 14px;}
.downloads .daily-announcement-collection {width: 100%; display: grid; gap: 12px; margin: 0;}
.daily-announcement-day {border: 1px solid var(--line); border-radius: 14px; background: var(--surface); overflow: hidden;}
.daily-announcement-day > summary {cursor: pointer; padding: 19px 22px; display:flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; color: var(--text); font-size: 17px; font-weight: 700; list-style-position: inside;}
.daily-announcement-day > summary small {font-size: 12px; font-weight: 400; color: var(--gold);}
.daily-announcement-day[open] > summary {border-bottom: 1px solid var(--line);}
.daily-announcement-grid {display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 15px; padding: 18px;}
.daily-announcement-card {display: flex; flex-direction: column; gap: 10px; border: 1px solid var(--line); border-radius: 12px; padding: 9px; color: var(--text); background: rgba(255,255,255,.025); text-decoration: none; transition: border-color .2s, transform .2s;}
.daily-announcement-card:hover,.daily-announcement-card:focus-visible {border-color: var(--gold); transform: translateY(-2px);}
.daily-announcement-card img {width: 100%; height: 245px; object-fit: contain; background: rgba(0,0,0,.12); border-radius: 8px;}
.daily-announcement-card span {text-align: center; font-size: 13px; line-height: 1.8;}
@media (max-width: 550px) {.daily-announcement-grid {grid-template-columns: repeat(2, minmax(0,1fr)); gap: 9px; padding: 10px;} .daily-announcement-card img {height: 180px;} .daily-announcement-day > summary {padding: 15px;}}